don't pass nameidata to ->create()

boolean "does it have to be exclusive?" flag is passed instead;
Local filesystem should just ignore it - the object is guaranteed
not to be there yet.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

3 files changed, 8 insertions, 2 deletions

diff --git a/Documentation/filesystems/Locking b/Documentation/filesystems/Locking
index 33f2c8f1db81..e0cce2a5f820 100644
--- a/Documentation/filesystems/Locking
+++ b/Documentation/filesystems/Locking
@@ -37,7 +37,7 @@ d_manage:	no		no		yes (ref-walk)	maybe
 
 --------------------------- inode_operations --------------------------- 
 prototypes:
-        int (*create) (struct inode *,struct dentry *,umode_t, struct nameidata *);
+        int (*create) (struct inode *,struct dentry *,umode_t, bool);
         struct dentry * (*lookup) (struct inode *,struct dentry *, unsigned int);
         int (*link) (struct dentry *,struct inode *,struct dentry *);
         int (*unlink) (struct inode *,struct dentry *);
diff --git a/Documentation/filesystems/porting b/Documentation/filesystems/porting
index 690f573928b9..2bef2b3843d1 100644
--- a/Documentation/filesystems/porting
+++ b/Documentation/filesystems/porting
@@ -436,3 +436,9 @@ d_make_root() drops the reference to inode if dentry allocation fails.
 [mandatory]
         The witch is dead!  Well, 2/3 of it, anyway.  ->d_revalidate() and
 ->lookup() do *not* take struct nameidata anymore; just the flags.
+--
+[mandatory]
+        ->create() doesn't take struct nameidata *; unlike the previous
+two, it gets "is it an O_EXCL or equivalent?" boolean argument.  Note that
+local filesystems can ignore tha argument - they are guaranteed that the
+object doesn't exist.  It's remote/distributed ones that might care...
diff --git a/Documentation/filesystems/vfs.txt b/Documentation/filesystems/vfs.txt
index ee786354946c..aa754e01464e 100644
--- a/Documentation/filesystems/vfs.txt
+++ b/Documentation/filesystems/vfs.txt
@@ -341,7 +341,7 @@ This describes how the VFS can manipulate an inode in your
 filesystem. As of kernel 2.6.22, the following members are defined:
 
 struct inode_operations {
-        int (*create) (struct inode *,struct dentry *, umode_t, struct nameidata *);
+        int (*create) (struct inode *,struct dentry *, umode_t, bool);
         struct dentry * (*lookup) (struct inode *,struct dentry *, unsigned int);
         int (*link) (struct dentry *,struct inode *,struct dentry *);
         int (*unlink) (struct inode *,struct dentry *);